<template>

  <section>
    <!--工具条-->
    <el-col :span="24" class="toolbar" style="padding-bottom: 0px;">
      <el-form :inline="true" :model="query">
        <el-form-item>
          <el-input v-model="query.keywords" placeholder="部门名称"></el-input>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" v-on:click="search">查询</el-button>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" @click="handleAdd">新增</el-button>
        </el-form-item>
      </el-form>
    </el-col>

    <!--列表-->
    <el-table :data="dataList" highlight-current-row v-loading="listLoading" @selection-change="selsChange" style="width: 100%">
      <el-table-column type="selection" width="55">
      </el-table-column>
      <el-table-column type="index" width="40">
      </el-table-column>
      <el-table-column prop="name" label="部门名称" width="80" sortable>
      </el-table-column>
      <el-table-column prop="intro" label="部门简介" width="180" sortable>
      </el-table-column>
      <el-table-column prop="create_time" label="部门创建时间" width="180" sortable>
      </el-table-column>
      <el-table-column prop="update_time" label="部门修改时间" width="180" sortable>
      </el-table-column>
      <el-table-column prop="manager.username" label="部门经理"  sortable>
      </el-table-column>
      <el-table-column prop="parent.name" label="上级部门"  sortable>
      </el-table-column>
      <el-table-column prop="state" label="状态" width="80" :formatter="formatState" sortable>
      </el-table-column>
      <el-table-column prop="path" label="路径" width="80" sortable>
      </el-table-column>
      <el-table-column label="操作" width="150">
        <template scope="scope">
          <el-button size="small" @click="handleEdit(scope.$index, scope.row)">编辑</el-button>
          <el-button type="danger" size="small" @click="handleDel(scope.$index, scope.row)">删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <!--工具条-->
    <el-col :span="24" class="toolbar">
      <el-button type="danger" @click="batchRemove" :disabled="this.sels.length===0">批量删除</el-button>
      <el-pagination layout="total, sizes, prev, pager, next, jumper" @current-change="handleCurrentChange"
                     :page-sizes="[5, 10, 20, 50]"  @size-change="handleSizeChange"
                     :page-size="pageSize" :total="total" style="float:right;">
      </el-pagination>
    </el-col>

    <!-- 添加和编辑界面 -->
    <el-dialog :title="title" :visible.sync="formVisible" :close-on-click-modal="false">
      <el-form :model="departmentForm" label-width="80px" :rules="departmentFormRules" ref="departmentForm">
        <el-form-item label="部门名称" prop="name">
          <el-input v-model="departmentForm.name" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="部门简介">
          <el-input v-model="departmentForm.intro"></el-input>
        </el-form-item>
        <el-form-item label="部门经理">
          <el-select v-model="departmentForm.manager" value-key="id" clearable filterable placeholder="请选择">
            <el-option
                v-for="emp in emps"
                :key="emp.id"
                :label="emp.username"
                :value="emp">
            </el-option>
          </el-select>
        </el-form-item>
        <el-form-item label="上级部门">
          <el-cascader
              v-model="departmentForm.parent"
              :options="deptTree"
              :props="{
                  checkStrictly:true,
                  label:'name',
                  value:'id'
              }"
              clearable
              @change="handleChange">
          </el-cascader>
        </el-form-item>
        <el-form-item label="状态">
          <el-radio-group v-model="departmentForm.state">
            <el-radio class="radio" :label="1">启用</el-radio>
            <el-radio class="radio" :label="0">停用</el-radio>
          </el-radio-group>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click.native="formVisible = false">取消</el-button>
        <el-button type="primary" @click.native="formSubmit" :loading="departmentFormLoading">提交</el-button>
      </div>
    </el-dialog>
  </section>

</template>

<script>
import util from "../../common/js/util";
import {addUser} from "../../api/api";

export default {
  name:"Department",
  data(){
    return {
      query:{
        keywords:"",
      },
      dataList:[],
      listLoading:false,
      sels:[],
      total:0,
      currentPage: 1,
      pageSize:10,
      title:"",
      formVisible:false,
      //编辑界面数据
      departmentForm: {
        id: null,
        name: null,
        intro:null,
        manager_id:null,
        parent_id:null,
        path:null,
        state:null,
        manager:null,
        parent:null
      },
      departmentFormRules: {
        name: [
          { required: true, message: '请输入所属部门', trigger: 'blur' }
        ]
      },
      departmentFormLoading:false,
      emps:[],
      deptTree:[]
    }
  },
  methods:{
    batchRemove(){

    },
    handleChange(){},
    formSubmit(){
      this.$refs.departmentForm.validate((valid) => {
        if (valid) {  // 通过了表单验证
          this.$confirm('确认提交吗？', '提示', {}).then(() => {
            // 确认框
            this.departmentFormLoading = true;
            // 级联特殊处理
            if (this.departmentForm.parent){
              let index = this.departmentForm.parent.length;
              // 改变 parent的数据结构
              this.departmentForm.parent = {
                id:this.departmentForm.parent[index - 1]
              }
            }

            this.$http.put("/dep",this.departmentForm).then((res) => {
              if(res.data.success){
                this.$message({
                  message: '提交成功',
                  type: 'success'
                });
              }else {
                this.$message.error(res.data.message);
              }
              this.formVisible = false;
              this.loadListData();
              this.departmentFormLoading = false;
            });
          });
        }
      });
    },
    search(){
      this.currentPage=1;
      this.loadListData();
    },
    handleAdd(){
      this.title = "新增";
      this.loadDeptTree();
      // 清空表单数据
      this.departmentForm = {
          id: null,
          name: null,
          intro:null,
          manager_id:null,
          parent_id:null,
          path:null,
          state:null
      }
      // 打开弹出框
      this.formVisible = true;
    },
    selsChange(){

    },
    //状态显示转换
    formatState: function (row, column) {
      return row.state == 1 ? '启用' : row.state == 0 ? '停用' : '未知';
    },
    handleEdit(index,row){
      this.title = "编辑";
      this.loadDeptTree();
      // 数据的回显
      Object.assign(this.departmentForm,row);
      // 打开弹出框
      this.formVisible = true;
      this.departmentForm.parent=row.parent_id;
    },
    handleDel(index,row){
      this.$confirm('确认删除吗？', '提示', {
        type:'warning'
      }).then(() => {
        // 确认框
        this.$http.delete("/dep/"+row.id).then((res) => {
          if(res.data.success){
            this.$message({
              message: '删除成功',
              type: 'success'
            });
          }else {
            this.$message.error(res.data.message);
          }
          this.loadListData();
        });
      });
    },
    loadListData(){
      // 加载列表数据
      this.listLoading=true
      // 封装请求数据
      let query = {
        currentPage:this.currentPage,
        pageSize:this.pageSize,
        keywords:this.query.keywords
      }
      // 发送请求获取列表数据
      this.$http.post("/dep",query).then(res => {
        this.dataList = res.data.data;
        this.total = res.data.count;
        // 关闭加载效果
        this.listLoading = false;
      })
    },
    handleCurrentChange(num){
      this.currentPage = num;
      this.loadListData();
    },
    handleSizeChange(num){
      this.pageSize = num;
      this.loadListData();
    },
    loadEmployee(){
      this.$http.get("/emp").then(res => {
        this.emps = res.data;
      })
    },
    loadDeptTree(){
      this.$http.get("/dep/tree").then(res => {
        this.deptTree = res.data;
      })
    }
  },
  mounted() {
    this.loadListData();
    this.loadEmployee();
  }
}


</script>

<style scoped>

</style>